日期	单位净值
2021-07-16	1.0239
2021-07-09	1.0217
2021-07-02	1.0158
2021-06-25	1.0191
2021-06-18	1.0155
2021-06-11	1.0194
2021-06-04	1.0203
2021-05-28	1.0190
2021-05-21	1.0062
2021-05-14	1.0060
2021-05-07	1.0017
2021-04-30	1.0055
2021-04-23	1.0067
2021-04-16	1.0018
2021-04-09	1.0026
2021-04-02	1.0078